Holtek Semiconductor HT66F0021
the HT66F0021 HT66F0041 : For the HT66F0031 Reset Circuit INT0~ INT1 Interrupt Controller Pin-Shared With Port A & C ROM 2K × 14 RAM 64 × 8 Emulated EEPROM 32 × 14 Stack 4-level Watchdog Timer LVR HT8 MCU Core SYSCLK MUX VDD/AVDD VSS/AVSS Time Base VDD/AVDD VSS/AVSS LIRC 32kHz HIRC 8MHz Clock System : Pin-Shared Node Bus MUX Bus MUX PWM Timer Pin-Shared Function I/O Digital Peripherals AVDD VVR 10-bit ADC AVDD/4 Analog to Digital Converter Analog Peripheral Port A Driver Por| Part No. | HT66F0021 |
|---|---|
| Datasheet | HT66F0021 Download |
| Manufacturer |  Holtek Semiconductor |
| Description | 1K/2K Low-Cost A/D Flash MCU |
| Buy | Stock & Price |
FEATURES
CPUFEATURES
● Operating voltage ♦ fSYS=8MHz: 1.8V~5.5V● Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V
● Power down and wake-up functions to reduce power consumption
● Oscillator types ♦ Internal High Speed RC – HIRC ♦ Internal Low Speed 32kHz RC – LIRC
● Multi-mode operation: FAST, SLOW, IDLE and SLEEP
● Fully integrated internal oscillators require no external components
● All instructions executed in one or two instruction cycles
● Table read instructions
● 61 powerful instructions
● Up to 4-level subroutine nesting
● Bit manipulation instruction Peripheral
FEATURES
● Flash Program Memory: 1K×14~2K×14● RAM Data Memory: 64×8
● Emulated EEPROM Memory: 32×14
● Watchdog Timer function
● Up to 18 bidirectional I/O lines
● Programmable I/O source current for LED applications (for HT66F0041 only)
● Up to 2 pin-shared external interrupts
● One 8-bit programmable Timer/Event Counter with overflow interrupt and prescaler
● 1-channel 8-bit PWM output shared with I/O...
